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SUN HYDRAULICS
DNDASYV2E12V


$383.12 USD
  • SUN HYDRAULICS
  • Material:DNDASYV2E12V
  • Model:DNDA-SYV@2E12V
  • Summary:Cartridge

Quantity in stock: 0

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***Disclaimer: The following summary contains information gathered from various sources such as product descriptions, technical specifications and catalogs. While efforts have been made to provide accurate details, inaccuracies may occur. It is advised to verify all information by contacting Sun Hydraulics directly.***
The Sun Hydraulics DNDASYV2E12V (DNDASYV2E12V) is a solenoid-operated 4-way, 2-position cartridge valve featuring a direct-acting, balanced spool design with a soft shift feature that significantly reduces system shock during valve actuation. This soft shift cartridge is interchangeable with the standard cartridge but has lower performance limits. It is ideal for applications where reducing shock is more critical than precise timing control, as it offers increased response time compared to Sun's standard solenoids. Typical response times range from 150 ms to 300 ms, influenced by factors such as flow, pressure, coil voltage, oil viscosity, and ambient temperature. For optimal performance of the soft shift feature, port 1 should maintain positive pressure. This valve includes a push-type manual override control and supports field installation of other manual control options like T or D. However, these cannot be ordered with the soft shift control initially. The solenoid tube assembly is fatigue-rated for service pressures up to 5000 psi (350 bar) and employs a wet armature design where the working fluid surrounds the armature. This design ensures high efficiency with significant spool actuating force per Watt expended but may affect fluid longevity if energized for extended periods. The DNDASYV2E12V model incorporates Sun's floating style construction to minimize binding due to installation torque or machining variations. It fits into cavity T-31A and belongs to Series 1 with a capacity of 4 gpm (15 L/min). The maximum operating pressure is rated at 5000 psi (350 bar), while maximum valve leakage at specific conditions reaches up to 10 in\u00b3/min (160 cc/min). The solenoid tube diameter measures .75 inches (19 mm), and the valve requires an installation torque between 30 - 35 lbf-ft (41 - 47 Nm).

This solenoid-operated 4-way, 2-position cartridge is a direct-acting, balanced spool directional valve with a soft shift feature. The soft shift feature greatly reduces system shock due to valve actuation.

  • The soft shift cartridge is interchangeable with the standard cartridge, however, the performance limits are lower.
  • The soft shift feature can greatly reduce shock due to valve actuation but should not be counted upon in applications where timing is critical. If you need accurate ramping or timing control, consider Sun's electro-proportional valves.
  • The soft shift feature results in significant increase in response time over Sun's standard solenoid. Response time is dependant on flow, pressure, coil voltage, oil viscosity and ambient temperature. Typical response time ranges from 150 ms to 300 ms.
  • For consistent soft shift performance, port 1 should be at a positive pressure.
  • This valve includes a push-type manual override control. Other manual control options such as T or D, cannot be ordered with the soft shift control but can be installed easily in the field. See Twist/Lock Manual Override link above for details. Please note: Manual override functionality is not compatible with weatherized coils.
  • The solenoid tube assembly is fatigue rated for 5000 psi (350 bar) service.
  • This valve utilizes a wet armature design. This means that the working fluid surrounds the armature and is exposed to the heat generated by the coil. This can be a factor if the coil is energized for long periods of time. Some fluids, notably water/glycol mixtures, break down at these temperatures over time and form varnishes that will affect the function of the cartridge.
  • The solenoid's unique magnetic design results in a high efficiency solenoid, yielding high spool actuating force per Watt expended, leading to reliable valve shifting.
  • Coil connector options offer ratings up to IP69K. See individual coil product pages for details. Additional weatherized coils and kits are available for more complete environmental protection.
  • Incorporates the Sun floating style construction to minimize the possibility of internal parts binding due to excessive installation torque and/or cavity/cartridge machining variations.

Cavity T-31A
Series 1
Capacity 4 gpm15 L/min.
Maximum Operating Pressure 5000 psi350 bar
Maximum Valve Leakage at 110 SUS (24 cSt) 10 in³/min.@3000 psi160 cc/min.@210 bar
Manual Override Force Requirement 5 lbs/1000 psi @ Port 133 N/100 bar @ Port 1
Manual Override Stroke .10 in.2,5 mm
Solenoid Tube Diameter .75 in.19 mm
Valve Hex Size 7/8 in.22,2 mm
Valve Installation Torque 30 - 35 lbf ft41 - 47 Nm
Model Weight .60 lb0,30 kg
Seal kit - Cartridge Viton: 990-431-006

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